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Version of Apache installed on a Debian machine
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What does __FILE__ mean in Ruby?
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It is a reference to the current file name. In the file foo.rb, __FILE__ would be interpreted ...
How do I clone a single branch in Git?
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Converting a Uniform Distribution to a Normal Distribution
...stribution (as most random number generators produce, e.g. between 0.0 and 1.0) into a normal distribution? What if I want a mean and standard deviation of my choosing?
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How do I put an already-running process under nohup?
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How does @synchronized lock/unlock in Objective-C?
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edited Aug 25 '15 at 23:28
tchrist
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List distinct values in a vector in R
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Do you mean unique:
R> x = c(1,1,2,3,4,4,4)
R> x
[1] 1 1 2 3 4 4 4
R> unique(x)
[1] ...
What does a tilde do when it precedes an expression?
...rator that flips all bits in its operand.
For example, if your number was 1, its binary representation of the IEEE 754 float (how JavaScript treats numbers) would be...
0011 1111 1111 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
So ~ converts its operand to a 32 bit integer (...
How do I generate random number for each row in a TSQL Select?
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Useful code which uses reduce()? [closed]
...n Scheme a lot...
Here's some cute usages:
Flatten a list
Goal: turn [[1, 2, 3], [4, 5], [6, 7, 8]] into [1, 2, 3, 4, 5, 6, 7, 8].
reduce(list.__add__, [[1, 2, 3], [4, 5], [6, 7, 8]], [])
List of digits to a number
Goal: turn [1, 2, 3, 4, 5, 6, 7, 8] into 12345678.
Ugly, slow way:
int("".j...